Cattle, fat (of which no more than 0.1 ppm is tetrachlorvinphos per se) ..................................................................... 0 .2 8/18/13 Cattle, kidney (of which no more than 0.05 ppm is tetrachlorvinphos per se) ............................................................. 1 .0 8/18/13 Cattle, liver (of which no more than 0.05 ppm is tetrachlorvinphos per se) ...................